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Put back one optimization from the original patch. Use non-exported symbols. Mark translatable strings. Pretty printing.

This commit is contained in:
Ulrich Drepper 2003-05-02 08:19:41 +00:00
parent a0c8a2499e
commit e0f8662c22
1 changed files with 30 additions and 20 deletions
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50
sysdeps/generic/dl-fptr.c
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@ -55,12 +55,12 @@ static struct local
}
local =
{
root: &local.boot_table,
npages: 2,
boot_table:
.root = &local.boot_table,
.npages = 2,
.boot_table =
{
len: sizeof (local.boot_fdescs) / sizeof (local.boot_fdescs[0]),
first_unused: 0
.len = sizeof (local.boot_fdescs) / sizeof (local.boot_fdescs[0]),
.first_unused = 0
}
};
@ -80,12 +80,11 @@ new_fdesc_table (struct local *l, size_t *size)
return (struct fdesc_table *) NULL;
*size = old_npages * GL(dl_pagesize);
new_table = __mmap (0, *size,
PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE,
-1, 0);
new_table = __mmap (NULL, *size,
PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE, -1, 0);
if (new_table == MAP_FAILED)
_dl_signal_error (errno, NULL, NULL,
"cannot map pages for fdesc table");
INTUSE(_dl_signal_error) (errno, NULL, NULL,
N_("cannot map pages for fdesc table"));
new_table->len
= (*size - sizeof (*new_table)) / sizeof (struct fdesc);
@ -93,6 +92,7 @@ new_fdesc_table (struct local *l, size_t *size)
return new_table;
}
static ElfW(Addr)
make_fdesc (ElfW(Addr) ip, ElfW(Addr) gp)
{
@ -119,7 +119,7 @@ make_fdesc (ElfW(Addr) ip, ElfW(Addr) gp)
if (l->free_list)
{
/* Get it from free-list */
/* Get it from free-list. */
do
{
fdesc = l->free_list;
@ -131,7 +131,7 @@ make_fdesc (ElfW(Addr) ip, ElfW(Addr) gp)
}
else
{
/* Create a new fdesc table */
/* Create a new fdesc table. */
size_t size;
struct fdesc_table *new_table = new_fdesc_table (l, &size);
@ -142,11 +142,16 @@ make_fdesc (ElfW(Addr) ip, ElfW(Addr) gp)
if (! COMPARE_AND_SWAP ((ElfW(Addr) *) &l->root,
(ElfW(Addr)) root,
(ElfW(Addr)) new_table))
/* Someone has just installed a new table. Return NULL to
tell the caller to use the new table. */
__munmap (new_table, size);
{
/* Someone has just installed a new table. Return NULL to
tell the caller to use the new table. */
__munmap (new_table, size);
goto retry;
}
goto retry;
/* Note that the first entry was reserved while allocating the
memory for the new page. */
fdesc = &new_table->fdesc[0];
}
install:
@ -156,6 +161,7 @@ make_fdesc (ElfW(Addr) ip, ElfW(Addr) gp)
return (ElfW(Addr)) fdesc;
}
static inline ElfW(Addr) *
make_fptr_table (struct link_map *map)
{
@ -181,8 +187,8 @@ make_fptr_table (struct link_map *map)
PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE,
-1, 0);
if (fptr_table == MAP_FAILED)
_dl_signal_error (errno, NULL, NULL,
"cannot map pages for fptr table");
INTUSE(_dl_signal)_error (errno, NULL, NULL,
N_("cannot map pages for fptr table"));
if (COMPARE_AND_SWAP ((ElfW(Addr) *) &map->l_mach.fptr_table,
(ElfW(Addr)) NULL, (ElfW(Addr)) fptr_table))
@ -193,6 +199,7 @@ make_fptr_table (struct link_map *map)
return map->l_mach.fptr_table;
}
ElfW(Addr)
_dl_make_fptr (struct link_map *map, const ElfW(Sym) *sym,
ElfW(Addr) ip)
@ -209,8 +216,8 @@ _dl_make_fptr (struct link_map *map, const ElfW(Sym) *sym,
symidx = sym - symtab;
if (symidx >= map->l_mach.fptr_table_len)
_dl_signal_error (0, NULL, NULL,
"internal error: symidx out of range of fptr table");
INTUSE(_dl_signal_error) (0, NULL, NULL, N_("\
internal error: symidx out of range of fptr table"));
while (ftab[symidx] == NULL)
{
@ -254,6 +261,7 @@ _dl_make_fptr (struct link_map *map, const ElfW(Sym) *sym,
return ftab[symidx];
}
void
_dl_unmap (struct link_map *map)
{
@ -292,6 +300,7 @@ _dl_unmap (struct link_map *map)
map->l_mach.fptr_table = NULL;
}
ElfW(Addr)
_dl_lookup_address (const void *address)
{
@ -308,5 +317,6 @@ _dl_lookup_address (const void *address)
break;
}
}
return addr;
}